It is useful programme. It tells us how to play volleyball well.
| A．an; the | B．an; / | C．a; the | D．a; / |
— I’m sorry, sir. I can’t finish the work on time.
— Never mind. ________, the work is quite difficult.
| A．At least | B．For instance |
| C．After all | D．First of all |
When you are swimming, ________ your ears. You can use earplugs (耳塞) to stop water getting into your ears.
| A．take after | B．take part in |
| C．take off | D．take care of |
Turn off the water while you ________ your teeth or washing your hands.
| A．were brushing | B．brush |
| C．are brushing | D．brushed |
It ________ about eight minutes for sunlight (阳光) to travel from the sun to the earth.
| A．takes | B．spends |
| C．costs | D．pays |
Talk to your teacher and you will get help ________ you have a problem.
| A．unless | B．if |
| C．until | D．so |